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e9f86cd602
add some unittests for pagination reorganize pagination a bit to make it easier to configure
46 lines
1.4 KiB
Python
46 lines
1.4 KiB
Python
"""tests for pagination"""
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from pytest import mark
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from pytest import raises
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from traitlets.config import Config
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from jupyterhub.pagination import Pagination
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def test_per_page_bounds():
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cfg = Config()
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cfg.Pagination.max_per_page = 10
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p = Pagination(config=cfg, per_page=20, total=100)
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assert p.per_page == 10
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with raises(Exception):
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p.per_page = 0
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@mark.parametrize(
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"page, per_page, total, expected",
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[
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(1, 10, 99, [1, 2, 3, "...", 10]),
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(2, 10, 99, [1, 2, 3, 4, "...", 10]),
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(3, 10, 99, [1, 2, 3, 4, 5, "...", 10]),
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(4, 10, 99, [1, 2, 3, 4, 5, 6, "...", 10]),
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(5, 10, 99, [1, "...", 3, 4, 5, 6, 7, "...", 10]),
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(6, 10, 99, [1, "...", 4, 5, 6, 7, 8, "...", 10]),
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(7, 10, 99, [1, "...", 5, 6, 7, 8, 9, 10]),
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(8, 10, 99, [1, "...", 6, 7, 8, 9, 10]),
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(9, 10, 99, [1, "...", 7, 8, 9, 10]),
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(1, 20, 99, [1, 2, 3, 4, 5]),
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(1, 10, 0, [1]),
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(1, 10, 1, [1]),
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(1, 10, 10, [1]),
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(1, 10, 11, [1, 2]),
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(1, 10, 50, [1, 2, 3, 4, 5]),
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(1, 10, 60, [1, 2, 3, 4, 5, 6]),
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(1, 10, 70, [1, 2, 3, 4, 5, 6, 7]),
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(1, 10, 80, [1, 2, 3, "...", 8]),
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],
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)
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def test_window(page, per_page, total, expected):
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cfg = Config()
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cfg.Pagination
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pagination = Pagination(page=page, per_page=per_page, total=total)
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assert pagination.calculate_pages_window() == expected
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